Usability

Handheld Usibility: Handheld usability | Proceedings of the 4th conference on Designing interactive systems: processes, practices, methods, and techniques (acm.org)

Usability Evaluations: Usability in practice | CHI '02 Extended Abstracts on Human Factors in Computing Systems (acm.org)

What makes strategic usability fail?: What makes strategic usability fail? | CHI '99 Extended Abstracts on Human Factors in Computing Systems (acm.org)